HKS Nissan Skyline R34 GT-R - 2SX 2 Stage Exhaust Exhaust

Shape of muffler

RM (Titan/With no baked color)
(2sx Muffler)

Main material

(*2)

Diameter of tip

Diameter of center pipe

(*3)

Close noise level

Stock

HKS

About road clearance(*4)

Clearance

100mm

Portion of the kit

Center silencer

Remarks

The valve is automatically controlled to maintain optimum timing.

About silencer shell type of Silent Hi-Power

TYPE-S/Oval silencer for noise reduction.
TYPE-H/Round silencer for performance.

Main material in the component figure.

：

SUS304/High quality stainless steel.

：

SUH409/Stainless steel commonly used for stock exhaust.

About center pipe

Diameter of center pipe is the portion that has the largest diameter. (Excluding silencer and tip.) It is the condition with stock suspension.

Minimum road clearance between HKS muffler (Any parts included in the kit) and road surface. Therefore, it may be different from actual road clearance of the vehicle.

The data is basically the condition with stock suspension. However, please understand that some items have data with low down spring or ride height adjustable suspension kit.

Caution: Hook, bracket, stay may be changed without prior notice.

★ Exhaust noise level at idle.

Read More on HKS 2SX Exhaust

Silence and High Power As you advance to higher level of tuning, silence and high power does not go together. HKS developed a muffler to solve this problem by switchable exhaust system. As the rpm goes up, it changes the flow of the exhaust.

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There are 2 paths for exhaust output.

The valve is controlled by electric motor.

The valve is controlled automatically.(need to connect to the engine rpm sign)

The valve is controlled by the speed and RPM.